Thanks to CNC (computerized numerical control) technology and a solid structure, these machines guarantee high precision, reliability, and flexibility, both in artisanal and industrial contexts.

In this in-depth guide, you will discover how new and used press brakes work, what advantages they offer, which sectors they can be used in, and which accessories enhance their performance. We will also explore how computer numerical control and CNC programming help simplify production and reduce error margins.

Finally, we will compare hydraulic press brakes with other CNC machines to help you choose the most suitable numerical control machine for your workshop or production line.

In this guide, you will learn how hydraulic press brakes operate, where they are used, what advantages they offer, and which accessories improve their performance. We will also help you understand the differences with other technologies, so you can choose the machine best suited to your activity, whether artisanal or industrial.

What is a hydraulic press brake?

A hydraulic press brake is a machine tool used to bend sheets and metal materials, utilizing the power generated by a hydraulic system. This system employs a **hydraulic press pump**, which generates pressure in a closed circuit, activating a **hydraulic press cylinder**. The cylinder pushes a punch against a die (mold), creating the desired bend.

Hydraulic press brakes are widely used in many industrial sectors due to their ability to work materials of varying thicknesses with great precision. The entire process is controlled by numerical control (CNC), allowing precise programming of angles, bending depths, and operational sequences.

Main advantages of hydraulic press brakes

1. High pressing force

One of the main advantages of a hydraulic press is the ability to develop very high forces, often exceeding 100 tons. This allows bending of very thick or resistant materials while maintaining good precision.

2. Advanced CNC control

Thanks to numerical control, the operator can intuitively manage all working parameters: angles, depths, sequences, speeds, and returns. Additionally, CNC systems allow saving work programs, reducing setup times.

3. Durability and reliability

Dener press brakes, distributed by TPC, are made with high-quality materials and a solid structure. This ensures stability during work, consistent precision over time, and long durability. Every component is designed to withstand wear, even during intensive and continuous production cycles.

4. Flexibility in workable materials

These machines are ideal for working with steel, aluminum, stainless steel, and other metals. They deliver excellent results with both thin and thick materials without frequent tooling changes.

Where are hydraulic press brakes used?

Hydraulic press brakes are employed in numerous production sectors, including:

• Metal carpentry
• Automotive industry
• Aerospace industry
• Metal furniture production
• Mechanical workshops
• Construction of electrical panels and cabins
• Manufacturing of hydraulic systems and piping

In particular, in settings requiring bending, these machines integrate perfectly with equipment dedicated to the preparation and assembly of high-pressure systems.

Main components of a hydraulic press brake

To fully understand how it works, it is useful to examine the fundamental components:

• Hydraulic cylinder: converts oil pressure into linear motion.
• Pump: generates oil flow in the circuit.
• Hydraulic press manometer: measures and regulates system pressure.
• Hydraulic power unit for press: includes motor, valves, and reservoir.
• Supporting structure: ensures mechanical strength.
• Numerical control (CNC): allows programming of operations.
• Accessories for hydraulic presses: include molds, supports, and measuring devices.

Types and models available

Dener press brakes are available in several models, differentiated by tonnage and bending length:

• 30-ton hydraulic press – Compact and ideal for mechanical workshops.
• 50-ton hydraulic press – Versatile for light and medium carpentry.
• 100-ton hydraulic press – Powerful and reliable for industrial productions.

These models can be further customized with **accessories**, **quick clamping systems**, and **safety devices** to ensure efficient use and compliance with CE regulations.

Differences compared to other types of presses

Manual hydraulic press

The **manual hydraulic press** is useful for small workshops and occasional jobs but does not offer the same power or precision as an automated CNC machine.

Bench hydraulic press

The **bench hydraulic press** is compact, often portable, suitable for simple operations like bearing insertion or light bending. However, it is limited in force and automation.

How to choose the right hydraulic press?

1. Evaluate expected production

It is important to know how many pieces per day you plan to work and the type of material.

2. Define the thicknesses to bend

The thicker the material, the greater the tonnage required.

3. Consider available space

Models range from compact bench presses to large industrial structures.

4. Verify compatibility with other systems

If you work with pipes, fittings, or hydraulic systems, choose a press compatible with your accessories.

Maintenance and safety of hydraulic press brakes

One of the fundamental characteristics of every machine tool is its **maintainability**. Hydraulic press brakes require regular, yet simple, maintenance. Consider the following:

• Hydraulic oil check: essential to monitor level and quality. Degraded oil can impair the performance of the hydraulic press piston.
• Inspection of pipes and fittings: prevents pressure leaks and performance drops.
• Verification of the hydraulic press manometer: a vital safety tool that must always be kept accurate and functional.
• Cleaning of guides and molds: fundamental to avoid jams or inaccurate bends.

**Safety** is another critical factor. Modern presses, like those offered by Dener, are equipped with **photocells, safety barriers, and emergency stops**, but it is essential to train operators and comply with European standards (ISO, CE, EN12622).

Available accessories and options

A **hydraulic press for workshops** can be customized to fit various production contexts thanks to a wide range of **accessories for hydraulic presses**, including:

• Quick clamps for punches and dies
• Adjustable front supports
• Laser centering systems
• Ergonomic and programmable pedals
• CNC software extensions for 3D simulations

In particular, for those working in the **high-pressure hydraulic tubing** sector, there are **press-fit hydraulic fittings** that can be combined with sheet bending to build supports, flanges, and brackets directly in the workshop.

The hydraulic press in the context of portable solutions

Portable solutions are increasingly requested, especially for on-site interventions or maintenance. In these cases, **mini hydraulic presses** and **portable hydraulic tube presses** allow quick operations with reduced bulk. Although less powerful than bench machines, they are extremely practical.

An example? In agricultural maintenance, portable manual hydraulic presses are used to assemble hydraulic hoses for tractors or mobile systems, providing immediate results.

Technological evolution of hydraulic presses

The technology behind **workshop hydraulic presses** has made great strides. Today’s most advanced models integrate:

• Brushless energy-saving motors
• Silenced pumps
• Intuitive touchscreen interfaces
• IIoT (Industrial Internet of Things) connectivity for predictive maintenance
• Integration with CAD-CAM software for automated bending

These features make Dener presses among the most advanced on the market. TPC Srl, as the official dealer, can configure each machine according to the specific customer requirements.

The importance of pre-sale consultation

Purchasing a **hydraulic press brake** is not just a technical issue but also a strategic one. Choosing the wrong model can mean:

• An undersized machine unable to handle real loads.
• An oversized machine consuming more energy than necessary.
• A system incompatible with existing production flows.

For this reason, TPC offers a complete **pre-sale analysis** service, where a specialized technician evaluates:

• Material characteristics
• Production volume
• Available space
• Required flexibility
• Budget and expected ROI

This consultative approach ensures **a correct, durable, and productive investment**.